We divide 3943480 by 459
Our goal is to divide 3943480 by 459.

Moving on to step 1:
If we divide 3 by 459, we get 0 and a remainder of 3.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtract 0 from 3 to get 3.
Grab the next digit (9) from the dividend, add it to 3, then carry on: 39 / 459

Moving on to step 2:
The number 459 fits into 39 0 times, leaving a remainder of 39.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 39 after subtracting 0 from 39.
Take the next digit (4) from the dividend and append it to 39, then repeat: 394 / 459

Moving on to step 3:
The number 459 fits into 394 0 times, leaving a remainder of 394.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtract 0 from 394 to get 394.
Bring next digit (3) of the dividend behind the 394 and repeat the process: 3943 / 459

Advancing to step 4:
If we divide 3943 by 459, we get 8 and a remainder of 271.
Use 8 as the next digit of our solution. 
Result so far: 8.0
If we take 3672 away from 3943, we end up with 271.
Take the next digit (4) from the dividend and append it to 271, then repeat: 2714 / 459

Step 5:
If we divide 2714 by 459, we get 5 and a remainder of 419.
Use 5 as the next digit of our solution. 
Result so far: 85.0
Subtract 2295 from 2714 to get 419.
Take the next digit (8) from the dividend and append it to 419, then repeat: 4198 / 459

Advancing to step 6:
When dividing 4198 by 459, we get 9 with a remainder of 67.
The number 9 becomes the next digit in our result. 
Result so far: 859.0
The remainder is 67 after subtracting 4131 from 4198.
Fetch the next digit (0) from the dividend, attach it to 67 and continue: 670 / 459

On to step 7:
The number 459 fits into 670 1 times, leaving a remainder of 211.
The number 1 becomes the next digit in our result. 
Result so far: 8591.0
Deduct 459 from 670 and we're left with 211.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2110, and continue the process.

Let's proceed to step 8:
459 can be fit into 2110 4 times, resulting in a remainder of 274.
Write down 4 as next digit of the result. 
Result so far: 8591.4
If we subtract 1836 from 2110, we get 274.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2740, and continue the process.

Moving on to step 9:
459 can be fit into 2740 5 times, resulting in a remainder of 445.
Use 5 as the next digit of our solution. 
Result so far: 8591.45
Deduct 2295 from 2740 and we're left with 445.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4450, and continue the process.

Advancing to step 10:
When dividing 4450 by 459, we get 9 with a remainder of 319.
The next digit of our result is 9. 
Result so far: 8591.459
Deduct 4131 from 4450 and we're left with 319.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3190, and continue the process.

Advancing to step 11:
459 can be fit into 3190 6 times, resulting in a remainder of 436.
Put 6 as the next digit of the answer. 
Result so far: 8591.4596
Subtracting 2754 from 3190 leaves us with 436.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4360, and continue the process.

Moving on to step 12:
If we divide 4360 by 459, we get 9 and a remainder of 229.
Write down 9 as next digit of the result. 
Result so far: 8591.45969
Subtracting 4131 from 4360 leaves us with 229.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2290, and continue the process.

Step 13:
459 can be fit into 2290 4 times, resulting in a remainder of 454.
Put 4 as the next digit of the answer. 
Result so far: 8591.459694
Deduct 1836 from 2290 and we're left with 454.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4540, and continue the process.

Let's proceed to step 14:
459 can be fit into 4540 9 times, resulting in a remainder of 409.
The next digit of our result is 9. 
Result so far: 8591.4596949
If we subtract 4131 from 4540, we get 409.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4090, and continue the process.

Let's proceed to step 15:
459 can be fit into 4090 8 times, resulting in a remainder of 418.
The number 8 becomes the next digit in our result. 
Result so far: 8591.45969498
The remainder is 418 after subtracting 3672 from 4090.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4180, and continue the process.

The final outcome is 8591.45969498, with a leftover of 4.18e-07.